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Haskell: Where vs. Let
...s of the function f (there are none) and things in outer scopes." - That really helps clarify it for me.
– user295190
Dec 6 '10 at 3:18
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How can I convert a PFX certificate file for use with Apache on a linux server?
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Additionally to
openssl pkcs12 -in domain.pfx -clcerts -nokeys -out domain.cer
openssl pkcs12 -in domain.pfx -nocerts -nodes -out domain.key
I also generated Certificate Authority (CA) certificate:
openssl pkcs12 -in domain.pfx...
java: Class.isInstance vs Class.isAssignableFrom
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Both answers are in the ballpark but neither is a complete answer.
MyClass.class.isInstance(obj) is for checking an instance. It returns true when the parameter obj is non-null and can be cast to MyClass without raising a ClassCastException. In ot...
Why sizeof int is wrong, while sizeof(int) is right?
...ans If we start trying to justify every decision made in C99 we'll be here all year. Quoting the standard is as good a way as any to wrap up this discussion.
– Perry
Oct 30 '12 at 18:50
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Cannot use object of type stdClass as array?
I get a strange error using json_decode() . It decode correctly the data (I saw it using print_r ), but when I try to access to info inside the array I get:
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M_PI works with math.h but not with cmath in Visual Studio
...) and suddenly it compile perfectly.
Try moving it higher up the page. Totally unsure as to why this would cause issues though.
Edit: Figured it out. The #include <math.h> occurs within cmath's header guards. This means that something higher up the list of #includes is including cmath with...
WPF Data Binding and Validation Rules Best Practices
I have a very simple WPF application in which I am using data binding to allow editing of some custom CLR objects. I am now wanting to put some input validation in when the user clicks save. However, all the WPF books I have read don't really devote any space to this issue. I see that you can create...
Is it unnecessary to put super() in constructor?
Isn't this one automatically put by the compiler if I don't put it in a subclass's constructor?
6 Answers
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Sleep Command in T-SQL?
... want to be able to run some tests to see if the asynchronous pattern is really going to make it more scalable. In order to "mock" an external service that is slow, I want to be able to call a SQL server with a script that runs slowly, but isn't actually processing a ton of stuff.
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await vs Task.Wait - Deadlock?
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Wait and await - while similar conceptually - are actually completely different.
Wait will synchronously block until the task completes. So the current thread is literally blocked waiting for the task to complete. As a general rule, you should use "async all the ...